Home / 19,587.63-27,031.41-10,635.12

Finding the Fourth Proportional to 19,587.63, 27,031.41 and 10,635.12

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Solution

The fourth proportional to 19,587.63, 27,031.41 and 10,635.12 is: 14,676.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.63 : 27,031.41 = 10,635.12 : x
  2. Step 2: Convert to fraction form
    19,587.63/27,031.41 = 10,635.12/x
  3. Step 3: Cross multiply
    19,587.63x = 27,031.41 × 10,635.12
  4. Step 4: Simplify right side
    19,587.63x = 287,482,289.12
  5. Step 5: Solve for x
    x = 287,482,289.12/19,587.63
  6. Step 6: Final answer
    x = 14,676.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.